Vulnerability is not weakness, it's radical honesty.
脆弱不是软弱，而是彻底的诚实。
Psychological understanding comes from seeing mind in action.
To understand the mind, we must first understand its evolutionary purpose.
科学不仅仅是发现；它是关于改变人们的生活。
Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.
"It's not what you look at that matters, it's what you see."