The proper definition of a man is an animal that writes letters.

It takes all the running you can do, to keep in the same place. If you want to get somewhere else, you must run at least twice as fast as that!

I know who I WAS when I got up this morning, but I think I must have been changed several times since then

Who can tell whether the parallelogram, which in our ignorance we have defined and drawn, and the whole of whose properties we profess to know, may not be all the while panting for exterior angles, sympathetic with the interior, or sullenly repining at the fact that it cannot be inscribed in a circle?

My hand moves because certain forces--electric, magnetic, or whatever 'nerve-force' may prove to be--are impressed on it by my brain. This nerve-force, stored in the brain, would probably be traceable, if Science were complete, to chemical forces supplied to the brain by the blood, and ultimately derived from the food I eat and the air I breathe.

'The time has come,' the walrus said, 'to talk of many things: of shoes and ships - and sealing wax - of cabbages and kings.'

burning with curiosity