汪涉：水多的样子，引申为才情充沛。看见巨大的树木，就知道它的根又深又大；读过才情充沛的美文，便会知道作者有渊博的见识。

The concept of progress is inseparable from the concept of catastrophe.

Theorems are the milestones of mathematics.

I don't think about limitations. I just think about possibilities.

"With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how."

Focus on directions rather than destinations. Who knows their destiny？ But maintain the right direction and you’ll arrive at where you want to go.

旅程与目的地同样重要，或许更重要。