You must never be fearful about what you are doing when it is right.

If you are humble nothing will touch you, neither praise nor disgrace, because you know what you are.

No leader can be too far ahead of his followers.

Sincerity and truth are the basis of every virtue.

Out of your vulnerabilities will come your strength.

Don't let anyone tell you what you ought to like... Some wines that some experts think are absolutely exquisite don't appeal to me at all.

The three things that are most essential to achievement are common sense, hard work and stick-to-it-iv-nes

Great things are not done by impulse, but by a series of small things brought together.

Perseverance is failing 19 times and succeeding the 20th.

We are what our thoughts have made us; so take care about what you think. Words are secondary. Thoughts live; they travel far.

Courage isn't having the strength to go on - it is going on when you don't have strength.

Anyone who stops learning is old, whether at twenty or eighty. Anyone who keeps learning stays young.

It is only when the mind is free from the old that it meets everything anew, and in that there is joy.

I confess that in 1901 I said to my brother Orville that man would not fly for fifty years.

There are no traffic jams on the extra mile.

Your pain is the breaking of the shell that encloses your understanding.

Don't fear failure. Not failure, but low aim, is the crime. In great attempts it is glorious even to fail.

Sovereignty is not given, it is taken.

Waste no more time arguing about what a good man should be. Be one.

This is one small step for a man, one giant leap for mankind.

He was a dreamer, a thinker, a speculative philosopher... or, as his wife would have it, an idiot.