All difficult things have their origin in that which is easy, and great things in that which is small.

Only passions, great passions can elevate the soul to great things.

If you cannot do great things, do small things in a great way.

After climbing a great hill, one only finds that there are many more hills to climb.

A great part of courage is the courage of having done the thing before.

Some are born great, some achieve greatness, and some have greatness thrust upon them.

Great minds discuss ideas average minds discuss events small minds discuss people.

To be conscious that you are ignorant of the facts is a great step to knowledge.

Silence is one of the great arts of conversation.

Bitter experience has taught us how fundamental our values are and how great the mission they represent.