I believe I experience creativity at every moment of my life.
There are in every age new errors to be rectified and new prejudices to be opposed.
The true measure of a man is how he treats someone who can do him absolutely no good.
Curiosity is one of the most permanent and certain characteristics of a vigorous intellect.
He who has so little knowledge of human nature as to seek happiness by changing anything but his own disposition will waste his life in fruitless efforts.
Our aspirations are our possibilities.
Exert your talents, and distinguish yourself, and don't think of retiring from the world, until the world will be sorry that you retire.
Even a child with normal feet was in love with the world after he had got a new pair of shoes.
If it is to be effective as a tool of thought, a notation must allow convenient expression not only of notions arising directly from a problem, but also of those arising in subsequent analysis, generalization, and specialization.
The more we come out and do good to others, the more our hearts will be purified, and God will be in them.
Although I never lack the presence and plain image of my own wretched infirmity, yet seeing sin so manifestly abounds in all estates, I am compelled to thunder out the threatenings of God against the obstinate rebels.