To understand mathematics is to speak the language of the universe.
It is not the strength of the body that counts, but the strength of the spirit.
I don’t need a crown to know I’m a king.
领导力在于激励人们去做他们从未想过自己能做的事情。
The search for happiness is one of the chief sources of unhappiness.
Adventure should be 80 percent planning and 20 percent sheer guts.