Never despair; but if you do, work on in despair.
Nobody can be exactly like me. Sometimes even I have trouble doing it.
It's innocence when it charms us, ignorance when it doesn't.
Humor is the only test of gravity, and gravity of humor; for a subject which will not bear raillery is suspicious, and a jest which will not bear serious examination is false wit.
Most advances in science come when a person for one reason or another is forced to change fields.
Now we were descending just as steeply.
If it weren't for baseball, many kids wouldn't know what a millionaire looked like.