Conviction is a good motive, but a bad judge.
A theory can be proved by experiment; but no path leads from experiment to the birth of a theory.
The world we have created is a product of our thinking; it cannot be changed without changing our thinking. If we want to change the world we have to change our thinking...no problem can be solved from the same consciousness that created it. We must learn to see the world anew.
How can he possibly be humble? He hasn't done anything yet.
Be a loner. That gives you time to wonder.
To invent something, all you need is imagination and a big pile of junk.