Helplessness induces hopelessness, and history attests that loss of hope and not loss of lives is what decides the issue of war.

Every action is seen to fall into one of three main categories, guarding, hitting, or moving. Here, then, are the elements of combat, whether in war or pugilism.

In reality, it si more fruitful to wound than to kill. While the dead man lies still, counting only one man less, the wounded man is a progressive drain upon his side.

A complacent satisfaction with present knowledge is the chief bar to the pursuit of knowledge.

We have no control over the outcome of anything. Like the planet and global warming, we don't control that. If politicians want a war we don't control that. Acts of terrorism, we can't control them.

The belief that we some day shall be able to prevent war is, to me, one with the belief in the possibility of making humanity really human.

The most disadvantageous peace is better than the most just war.

My latter schooldays and my university days were during the war, when science - physics, in particular - was a very important and glamorous subject. A lot of us felt that if we couldn't get into science, we might try engineering or medicine.