My father liked to moralize, and so do I. But he was in earnest, while I am embarrassed and pretend that I am merely being witty.
Advice is more agreeable in the mouth than in the ear.
A: Everything changes. B: But not enough.
If a problem is insoluble, it is Necessity. Leave it alone.
Courage, determination, and hard work are all very nice, but not so nice as an oil well in the back yard.
Infallibility and invincible ignorance are the same thing.