Probably You Have Noted The Resemblance Of

A Young Man Is A Theory, An Old Man Is A Fact.

I Believe In Grumbling; It Is The Politest Form Of Fighting Known.

One Has Fear In Front Of A Goat, In Back Of A Mule, And On Every Side Of A Fool

A Reasonable Probability Is The Only Certainty.

Some People Never Have Anything Except Ideals.