Principles is another name for prejudice.
释义:知足常乐的人会感到快乐,没有欲望没有追求的人会感到轻松。
如果不能满足农民的需求,最先进的技术也毫无价值。#
The true genius shudders at incompleteness — and usually prefers silence to saying something which is not everything it ought to be.
我不再是个孩子了,我是个年轻人。