我相信我们都应该努力对他人友善和富有同情心。

Don't you be afraid, sweet heart. Death is just a part of life. Something we're all destined to do. I didn't know it, but I was destined to be your mama. I did the best I could. Well...I happen to believe you make your own destiny. You have to do the best with what God gave you.

The best performance improvement is the transition from the nonworking state to the working state.

语出汉·桓宽《盐铁论·毁学》。坏话不说，坏事不干，可谓洁身自好。

The past is never dead. It's not even past.

控制理论是基于过去的信息来影响未来。