The fool wonders; the wise man asks.

A single conversation with a wise man is better than ten years of study.

Without the assistance of the Divine Being, I cannot succeed. With that 
assistance, I cannot fail. 

I am only one, but still I am one. I cannot do everything, but still I can do
something; and because I cannot do everything, I will not refuse to do
something I can do.

We can do no great things—only small things with great love. 

Vision without action is a daydream. Action without vision is a nightmare.

All prayers are answered. We need to distinguish between a prayer unanswered and one not answered how or when we would like it to be.

No matter how far you have gone on a wrong road, turn back.