People see the wrongness in an idea much quicker that the rightness.

No one would have crossed the ocean if he could have gotten off the ship in the storm.

Every honest researcher I know admits he's just a professional amateur. He's doing whatever he's doing for the first time. That makes him an amateur. He has sense enough to know that he's going to have a lot of trouble, so that makes him a professional.

The sure ways to create new ventures of discovery are to keep an open mind.

The difference between intelligence and an education is this: that intelligence will make a good living for you, but education won't do much for you at all.

Problems are the price of progress. Don't bring me anything but trouble. Good news weakens me.

One fails forward toward success.