I read, to varying degrees of competence, in Bengali, English, Hindi, Marathi, and Sanskrit. I am learning Japanese, which I can read about as well as a nine-year-old and speak about as well as a five-year-old. This is not a brag. Every Indian I know who grew up in a literate family can claim three languages without particularly trying. I claim five because I have put deliberate work into them, and I am naming the Japanese because I want to explain what I think the point of all this is.
The point is not fluency. The point is double vision.
What I mean by double vision
If you read in two languages, you notice, eventually, that they do not carve the world the same way. English calls a shade of blue and a shade of green by the same parent word. Japanese gives them different names. Bengali has a word for the specific feeling of missing a person so much that your body aches — kaaJu is not quite it, though the word exists — and no single English word captures it. Sanskrit has nine distinct verbs for different ways of knowing. Hindi distinguishes two kinds of tomorrow.
When you know only one language, these distinctions are invisible. You think you are seeing the world. What you are actually seeing is the version of the world your language has made visible. The distinctions your language lacks are distinctions you, without realizing it, do not make.
When you know two languages, you start to see the scaffolding. You notice where your first language had a hole in it that your second language happens to fill. You notice the opposite, too. And you start to understand, in a way that is hard to un-understand, that meaning is made, not found. A language is not a window onto a shared reality. It is a particular way of cutting reality into parts, and different languages cut differently, and some parts get cut well in one language and badly in another.
Why this matters for my actual work
I spend my professional time looking at frames — still images, video, generative outputs — and deciding whether they are good. This is a perceptual skill, not a linguistic one. But the vocabulary I have for describing what I see is mostly linguistic, and the vocabulary shapes what I notice.
When I look at a frame with my English-trained eye, I notice certain things: composition, light, color, movement. These are the categories English has given me. When I look at the same frame with my Bengali-trained eye, I notice different things. There is a specific kind of mood — Bengali calls it bhab, and it does not translate cleanly — that trained Bengali viewers will clock in a frame and that English viewers often miss. It is not a visual property in the usual sense. It is more like the atmosphere of a moment. Bengali viewers notice it because their language has given them a word for it, and the word's existence has trained their attention toward it.
This is not mystical. It is structural. Your categories determine your noticing. The more languages you have, the more categories you can deploy when something is asking to be noticed.
What it costs
Learning languages seriously is slow. It is not glamorous. It is, particularly after the first two, a practice of accepting that you are going to sound like a child for about two years and that nothing you can do will speed this up. You can shortcut reading. You cannot shortcut speaking. The mouth has to learn, and the mouth learns at its own pace.
It also costs, at least for me, a certain kind of pride. When I speak Japanese to a Japanese friend, I am substantially less intelligent than I am in English. My jokes do not land. My points are simplified. My listener has to do more of the interpretive work. This is uncomfortable for anyone who is used to being the most articulate person in a conversation. The discomfort is, itself, the lesson. You are being shown how often your articulacy was language-specific, and how much of what you thought was you was actually English.
Why I keep doing it
Because every new language is a new category system, and every category system teaches me to notice something I was missing. My working life depends on noticing well. The more tools I have for noticing, the better I am at the actual job.
It is also, separately and without any instrumental justification, one of the most satisfying things I do with my time. Somewhere around the fourth language, something shifts. You stop being a person who speaks Language 1 and has learned Language 2. You start being a person who lives in a space between languages, watching them all from a slight distance, able to reach into any of them for the right word. That space is, I have found, an extremely pleasant place to live.
I will not claim it is for everyone. But if you are on the fence about starting a fifth language, or a second one — I recommend it. The cost is real. The reward is a more interesting mind. For me, that trade has been unambiguously worth it.