Look up at the stars and not down at your feet. Try to make sense of what you see, and wonder about what makes the universe exist. Be curious.
记忆不是一个固定的实体,而是一个受上下文和经验影响的重建过程。
小的信用积累起来,大的信用才能建立
Every tyrant who has lived has believed in freedom--for himself.