I have been impressed with the urgency of doing. Knowing is not enough; we must apply. Being willing is not enough; we must do.

The most disastrous thing that you can ever learn is your first programming language.

Friendship: A ship big enough for two in fair weather, but only one in foul.

One can never consent to creep when one feels an impulse to soar.

We are all naturally seekers of wonders.

The secret of success is to know something nobody else knows.

Let your hook always be cast; in the pool where you least expect it, there will be a fish.