Pay attention to opportunity cost at all times. Doing one thing means not doing other things. This is a form of risk that is very easy to ignore, to your detriment. -- Marc Andreessen (http://blog.pmarca.com/)

Sometimes a man with too broad a perspective reveals himself as having no real perspective at all. A man who tries too hard to see every side may be a man who is trying to avoid choosing any side. A man who tries too hard to seek a deeper truth may be trying to hide from the truth he already knows. That is not a sign of intellectual sophistication and "great thinking". It is a demonstration of moral degeneracy and cowardice. -- Steven Den Beste

Actually, the essence of boredom is to be found in the obsessive search for novelty. Satisfaction lies in mindful repetition, the discovery of endless richness in subtle variations on familiar themes. -- George Leonard, Mastery.

Des mots simples, quand ils sont bien utilisés, font faire à des gens ordinaires des choses extraordinaires. -- Khaled TANGAO

The most damaging phrase in the language is, It's always been done that way. -- Rear Admiral Grace Hopper

One of the main causes of the fall of the Roman Empire was that–lacking zero–they had no way to indicate successful termination of their C programs. -- Robert Firth

You may have to fight a battle more than once to win it. ~Margaret Thatcher

When one door of happiness closes, another opens, but often we look so long at the closed door that we do not see the one that has been opened for us. –Helen Keller

The starting point of all achievement is desire. ~Napolean Hill

Trust because you are willing to accept the risk, not because it’s safe or certain. ~Anonymous