最好的老师是那种建议而不是教条化，并激发听众自我教学愿望的人。
The best teacher is the one who suggests rather than dogmatizes, and inspires his listener with the wish to teach himself.
The more honest and vulnerable you are, the more people can connect with you.
I'm the bad guy who makes fun of people that die.
The best thing to hold onto in life is each other.
过去是远处的一支蜡烛：太近让你无法放弃，太远无法安慰你。
纯数学和应用数学之间的相互作用是真正创新发生的地方。