You have to believe in yourself when no one else does.

艺术最美妙的地方在于它可以不用语言交流。

The deterioration of a government begins almost always by the decay of its principles.

The best way to succeed is to fail often.

解释：不在农忙时役使百姓而耽误农时，那么可以保证百姓富裕。

核心技术是买不来的，必须靠自己研发。