The only real happiness comes from squandering ourselves for a purpose.
The advancement of mathematics is due to those who are driven not by the desire for application but by the joy of discovery.
天下的根本在于国家,国家的根本在于家庭,家庭的根本在于个人。
有机化学现在足以让人发疯。它给我一种原始热带森林的印象,充满了最非凡的事物,一个巨大而无边的灌木丛,没有逃脱的方法,人们可能会害怕进入。