A promise made must be a promise kept.
Moral excellence comes about as a result of habit. We become just by doing just acts, temperate by doing temperate acts, brave by doing brave acts.
Man's best friend is one who wishes well to the object of his wish for his sake, even if no one is to know of it.
Man, as an originator of action, is a union of desire and intellect.
The energy or active exercise of the mind constitutes life.
To appreciate the beauty of a snow flake, it is necessary to stand out in the cold.