We are all agreed that your theory is crazy. The question which divides us is whether it is crazy enough to have a chance of being correct. My own feeling is that it is not crazy enough.

There is no hope for any speculation that does not look absurd at first glance.

Of course I don't believe in it [pointing to horseshoe on his office wall]. But I understand that it brings you luck whether you believe in it or not.

Accuracy and clarity of statement are mutually exclusive.

Truth and clarity are complementary.

Those who are not shocked when they first come across quantum theory cannot possibly have understood it.

And anyone who thinks they can talk about quantum theory without feeling dizzy hasn't yet understood the first thing about it.