Nothing can bring you happiness but yourself especially how you choose to think about your situation.

In every situation do the thing you fear. If you do the thing you fear, the death of fear is certain.

We are rich only through what we give, and poor only through what we refuse.

A strenuous soul hates cheap success. It is the ardor of the assailant that makes the vigor of the defendant.

The pleasure of eloquence is in greatest part owing often to the stimulus of the occasion which produces it- - to the magic of sympathy, which exalts the feeling of each by radiating on him the feeling of all.

Of all tools, an observatory is the most sublime. . . . What is so good in a college as an observatory? The sublime attaches to the door and to the first stair you ascent, that this is the road to the stars.

Ne te quaesiveris extra." (Do not seek for things outside of yourself)