Mishaps are like knives, that either serve us or cut us, as we grasp them by the blade or the handle.
The vitality of thought is in adventure. Ideas won't keep. Something must be done about them.
We are always paid for our suspicion by finding what we suspect.
If you have knowledge, let others light their candles at it.
There's nothing in this world more instinctively abhorrent to me than finding myself in agreement with my fellow-humans.
When you are not practicing, remember, someone somewhere is practicing, and when you meet him he will win.
Nobody knows the age of the human race, but everybody agrees that it is old enough to know better.
It's too much to ask one to love his enemy. Let's compromise on forgetting him.
It is only by not trusting that you turn someone into a liar.
The basis of optimism is sheer terror.