Persistence in research is key; nature reveals its secrets only to those who are patient.
我不相信灵感，我相信努力。
"Every man has his secret sorrows which the world knows not; and often times we call a man cold when he is only sad."
The free, exploring mind of the individual human is the most valuable thing in the world.
The only limits that exist are the ones you place on yourself.
The essence of mathematics lies in its freedom.