It is the mark of an educated mind to be able to entertain a thought without accepting it. Aristotle
A thought is an arrow shot at the truth; it can hit a point, but not cover the whole target. But the archer is too well satisfied with his success to ask anything farther. Sri Aurobindo
A thought which does not result in an action is nothing much, and an action which does not proceed from a thought is nothing at all. Georges Bernanos
Painting is the intermediate somewhat between a thought and a thing. Samuel Taylor Coleridge
The universe is a thought of God. Friedrich Schiller
Guard your tongue in youth, and in age you may mature a thought that will be of service to your people. Native American Proverb