人活着,就应该坦坦荡荡,明明白白,无所愧疚。
Do not fear to be eccentric in opinion, for every opinion now accepted was once eccentric.
The best books... are those that tell you what you know already.
孔子说:“我曾整天不吃、整夜不睡,来思考。结果没好处,还不如学习。”