He did all the hard work-all the really necessary mathematics - but he was not able to go beyond that and you will ask yourself, 'Why'?

他做了所有的艰苦工作——需要的所有数学——但他没能超过这一界限，你也许会问自己“为什么呢？”吧。

youdao

"I had no interest in pure mathematics and wanted to go beyond it and look at a phenomenon which is happening in nature for the benefit of mankind, " says Tulsi on his decision to join IISc.

BBC: Indian prodigy aims high