Such philosophy as shall not vanish in the fume of subtile, sublime, or delectable speculation but shall be operative to the endowment and betterment of man's life.

Small amounts of philosophy lead to atheism, but larger amounts bring us back to God.

It's such an extraordinary supple medium that you never do quite know what paint will do.

The natures and dispositions of men are, not without truth, distinguished from the predominance of the planets.

The less people speak of their greatness, the more we think of it.

For first of all we must prepare a Natural and Experimental History, sufficient and good; and this is the foundation of all; for we are not to imagine or suppose, but to discover, what nature does or may be made to do.

Knowledge is power.