simplicity

Out of clutter, find Simplicity. From discord, find Harmony. In the middle of difficulty lies Opportunity.

Most of the fundamental ideas of science are essentially simple, and may, as a rule, be expressed in a language comprehensible to everyone.

But what is happiness except the simple harmony between a man and the life he leads?

If your new theorem can be stated with great simplicity, then there will exist a pathological exception. In H. Eves Return to Mathematical Circles, Boston: Prindle, Weber and Schmidt, 1988.

Let the seeking man reach a place where life and lips join to say continually, "Be thou exalted," and a thousand minor problems will be solved at once. His Christian life ceases to be the complicated thing it had been before and becomes the very essence of simplicity.