The problem is never how to get new, innovative thoughts into your mind, but how to get old ones out. Every mind is a building filled with archaic furniture. Clean out a corner of your mind and creativity will instantly fill it.
A hypocrite is a person who--but who isn't?
Art is science made clear.
The radical of one century is the conservative of the next. The radical invents the views. When he has worn them out the conservative adopts them.
Therefore search and see if there is not some place where you may invest your humanity.
If you're trying to take a roomful of people by surprise, it's a lot easier to hit your targets if you don't yell going through the door.
In the name of God, stop a moment, cease your work, look around you.