All great ideas are dangerous.

All great ideas are dangerous.

Often the difference between a successful person and a failure is not one has better abilities or ideas, but the read more

Often the difference between a successful person and a failure is not one has better abilities or ideas, but the courage that one has to bet on one's ideas, to take a calculated risk - and to act.

A healthful hunger for a great idea is the beauty and blessedness of life.

A healthful hunger for a great idea is the beauty and blessedness of life.

When ideas fail, words come in very handy.

When ideas fail, words come in very handy.

It is by acts, and not by ideas that people live.

It is by acts, and not by ideas that people live.

The concept is interesting and well-formed, but in order to earn
better than a 'C', the idea must be read more

The concept is interesting and well-formed, but in order to earn
better than a 'C', the idea must be feasible.

Nothing is more dangerous than an idea, when a man has only one
idea.

Nothing is more dangerous than an idea, when a man has only one
idea.

We often refuse to accept an idea merely because the tone of voice in which it has been expressed is read more

We often refuse to accept an idea merely because the tone of voice in which it has been expressed is unsympathetic to us.

An invasion of armies can be resisted, but not an idea whose time has come.

An invasion of armies can be resisted, but not an idea whose time has come.