We are always open to instruction, willing to be wiser every day than we were before, and to change whatever we can change for the better.

Let me do all the good I can, to all the people I can, as often as I can, for I shall not pass this way again.

As theories increased, simple medicines..were forgotten, at least in the politer nations. ...Medical books, were immensely multiplied,...(towards) an abstruse science, quite out of reach of ordinary men.

If we cannot think alike, at least we may love alike; and can anything but love beget love?

Beware you be not swallowed up in books! An ounce of love is worth a pound of knowledge.

I cannot help leaving my books behind me whenever God calls me hence; but in every other respect, my own hands will be my executors.

I am never in a hurry, because I never undertake more work than I can go through with perfect calmness of spirit.