Continuous effort – not strength or intelligence – is the key to unlocking our potential.

Attitude is a little thing that makes a big difference.

The truth is incontrovertible. Malice may attack it, ignorance may deride it, but in the end, there it is.

To improve is to change; to be perfect is to change often.

The empires of the future are the empires of the mind.

It is no use saying, ‘We are doing our best.’ You have got to succeed in doing what is necessary.

The price of greatness is responsibility.

Courage is rightly esteemed the first of human qualities… because it is the quality which guarantees all others.

The farther backward you can look, the farther forward you can see.

History is written by the victors.

Courage is what it takes to stand up and speak; courage is also what it takes to sit down and listen.