few more tshirt quotes

One who makes no mistakes, never makes anything.
--English proverb

The best way to have a good idea is to have lots of ideas.
--Linus Pauling

A problem well stated is a problem half solved.
--Charles F. Kettering

It's kind of fun to do the impossible.
--Walt Disney

It is easier to get forgiveness than permission.
--Grace Murray Hopper

If you've always done it that way, it's probably wrong.
--Charles Kettering

What we have to learn to do, we learn by doing.
--Aristotle

The art of teaching is the art of assisting discovery.
--Mark Van Doren

To teach is to learn again.
--Oliver Wendell Holmes
(this one can suit realy small t-shirt LOL )

Practice is the best of all instructors.
--Publilius Syrus