Nothing in this world can take the place of persistence. Talent will not; nothing is more common than unsuccessful men with talent. Genius will not; unrewarded genius is almost a proverb. Education will not; the world is full of educated derelicts. Persistence and determination alone are omnipotent. The slogan Press On! has solved and always will solve the problems of the human race.

— Calvin Coolidge

The amount of real leisure a society enjoys tends to be in inverse proportion to the amount of labour-saving machinery it employs

— EF Schumacher

The best time to plant a tree was 20 years ago. The second best time is now.

— Chinese Proverb

Physical fitness is not only one of the most important keys to a healthy body, it is the basis of dynamic and creative intellectual activity.

— John F. Kennedy

"Tell me and I forget, teach me and I may remember, involve me and I learn."

— Benjamin Franklin

"If we weren't all crazy we would go insane"

— Jimmy Buffett

"Ninety percent of this game is half mental"

— Yogi Berra

"When you come to a fork in the road, take it."

— Yogi Berra

"In theory, theory and practice are the same. In practice, they’re not."

— Jan L. A. van de Snepscheut

"Do nothing out of Guilt, or for Prestige or Status or Money or Approval alone."

— Maria Popova,

"Measuring programming progress by lines of code is like measuring aircraft building progress by weight."

— Bill Gates

Debugging is twice as hard as writing the code in the first place. Therefore, if you write the code as cleverly as possible, you are, by definition, not smart enough to debug it.

— Brian W. Kernighan.

There are two ways of constructing a software design. One way is to make it so simple that there are obviously no deficiencies. And the other way is to make it so complicated that there are no obvious deficiencies.

— C.A.R. Hoare

The best thing about a boolean is even if you are wrong, you are only off by a bit.

— Anonymous

It always takes longer than you expect, even when you take into account Hofstadter's Law.

— Hofstadter's Law