与没见过的老虎还可以亲近，但与很熟悉的人不能够太亲。
Hope for the ocean begins with the courage to change.
"I'm in love with you, and I'm not in the business of denying myself the simple pleasure of saying true things."
A man should always consider how much he has more than he wants.
对探究的自由必须没有任何障碍……科学中没有教条的位置。