Since thou are not sure of a minute, throw not away an hour.
Benjamin Franklin

If they can make penicillin out of mouldy bread, they can sure make something out of you.
Muhammad Ali

It is unwise to be too sure of one's own wisdom. It is healthy to be reminded that the strongest might weaken and the wisest might err.
Mohandas Gandhi

The more I see the less I know for sure.
John Lennon

Love is the answer, and you know that for sure; Love is a flower, you've got to let it grow.
John Lennon

You know the only people who are always sure about the proper way to raise children? Those who've never had any.
Bill Cosby

Sure it's a big job; but I don't know anyone who can do it better than I can.
John F. Kennedy

If you put off everything till you're sure of it, you'll never get anything done.
Norman Vincent Peale

Success depends upon previous preparation, and without such preparation there is sure to be failure.
Confucius

As to marriage or celibacy, let a man take which course he will, he will be sure to repent.
Socrates

I live on a one-way street that's also a dead end. I'm not sure how I got there.
Steven Wright

I'm the type who'd be happy not going anywhere as long as I was sure I knew exactly what was happening at the places I wasn't going to. I'm the type who'd like to sit home and watch every party that I'm invited to on a monitor in my bedroom.
Andy Warhol

They would not find me changed from him they knew - only more sure of all I thought was true.
Robert Frost

If one way be better than another, that you may be sure is nature's way.
Aristotle

In poverty and other misfortunes of life, true friends are a sure refuge. The young they keep out of mischief; to the old they are a comfort and aid in their weakness, and those in the prime of life they incite to noble deeds.
Aristotle

Before you try to keep up with the Joneses, be sure they're not trying to keep up with you.
Erma Bombeck

If my kid couldn't draw I'd make sure that my kitchen magnets didn't work.
Mitch Hedberg

I accept chaos, I'm not sure whether it accepts me.
Bob Dylan

This land is your land and this land is my land, sure, but the world is run by those that never listen to music anyway.
Bob Dylan

He who fears being conquered is sure of defeat.
Napoleon Bonaparte