非常重要的就是你要有耐心。
The very important thing you should have is patience.
办丧事虽有一定的礼仪，但还是以哀痛为本。
【讲解】：古代读书人学习的目的，在于修养自己的学问道德（然后去为国家、人民服务），现在读书人学习的目的，在于给别人看（希望得到别人的赞美和任用）。
人类不仅是自然的产物，也是自然的改造者，常常带来不可逆转的后果。
An expert is a person who has made all the mistakes that can be made in a very narrow field.
The true value of a forest isn’t just in its timber, but in its ability to sustain life.
The pursuit of mathematical truth is a never-ending adventure.