People are not lazy. They simply have impotent goals – that is, goals that do not inspire them.
Life seems to be a process of replacing one anxiety with another and substituting one desire for another
The most sustainable product is the one that already exists.
When you work hard enough and correctly, happiness will knock on the door.
真相很少是纯粹的，也从不简单。
The best way to predict the future is to invent it.