A model should be as simple as it can be but no simpler

From a certain temperature on, the molecules 'condense' without attractive forces; that is, they accumulate at zero velocity. The theory is pretty, but is there some truth in it.

(Reply on what constitutes scientific proof:)"The question is much too difficult for me.

This subject brings me to that vilest offspring of the herd mind -- the odious militia. The man who enjoys marching in line and file to the strains of music falls below my contempt; he received his great brain by mistake -- the spinal cord would have been amply sufficient. This heroism at command, this senseless violence, this accursed bombast of patriotism -- how intensely I despise them! War is low and despicable, and I had rather be smitten to shreds than participate in such doings.

Everyone likes me, yet nobody understands me.

It would be better if you began to teach others only after you yourself have learned something.

I should much rather see a reasonable agreement with Arabs based upon living together than the creation of a Jewish state.