如果你不犯错，说明你不够努力。
If you don't make mistakes, you're not trying hard enough.
Everything can be taken from a man but one thing: the last of the human freedoms—to choose one's attitude in any given set of circumstances.
农业的未来在于平衡生产力与环境管理。
I'm only rich because I know when I'm wrong... I basically have survived by recognizing my mistakes.
心理现象是为生活服务的工具。