数学中的每一个问题都是学习新东西的机会。
Every problem in mathematics is an opportunity to learn something new.
"The past is never dead. It's not even past."
Will you be a cynic, or will you be a builder?
网球是一项残酷的运动。没有平局。如果你输了,你就出局了。你必须准备好接受这一点。
人生的意义在于追求真理和美德。