The opposite of a correct statement is a false statement. But the opposite of a profound truth may well be another profound truth.

Every great and deep difficulty bears in itself its own solution. It forces us to change our thinking in order to find it.

The duty of the individual is to do what he does best.

-- Robert Bosch

Rule No. 1: Never lose money. Rule No. 2: Never forget Rule No. 1.

-- Warren Buffett

Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world.

-- Albert Einstein

A new scientific truth does not triumph by convincing its opponents, but rather because its opponents eventually die and a new generation grows up familiar with it.

-- Max Planck

However difficult life may seem, there is always something you can do and succeed at.

-- Stephen Hawking

If I have seen further it is by standing on the shoulders of Giants.

-- Isaac Newton