Don't be afraid of failure, be afraid that you don't even dare to try.
The artist is nothing without the gift, but the gift is nothing without work.
我认为没有什么比发明家看到自己脑中的创造逐渐走向成功时更令人心潮澎湃的了。
The main task in life is simply this: to identify and separate matters so that I can say clearly to myself which are externals not under my control, and which have to do with the choices I actually control.
In seeking the unattainable, simplicity only gets in the way.