Machine. Unexpectedly, I'd invented a time

That is the saving grace of humor, if you fail no one is laughing at you.

I've never seen anyone change his mind because of the power of a superior argument or the acquisition of new facts. But I've seen plenty of people change behavior to avoid being mocked.

Talent does what it can; genius does what it must.

Mother-in-law = A woman who destroys her son-in-law's peace of mind by giving him a piece of hers.