You have to be willing to fail, to be wrong, to start over again with lessons learned.
意识像河流一样流动,总是朝着有目的的方向前进。
有人自认为在做有用的事,却收效甚微;有人看似在做“无用”之功却流芳后世,引为大用。
"The most important thing is to never stop questioning."