It is better to have a fair intellect that is well used, than a powerful one that is idle.
Ambition is not what a man would do, but what a man does, for ambition without action is fantasy.
The greatest joys in life are found not only in what we do and feel, but also in our quiet hopes and labors for others.
Do not make the mistake of thinking that you have to agree with people and their beliefs to defend them from injustice.
Creativity is the greatest expression of liberty.
Curiosity is one of the great secrets of happiness.
Most people do not actually know how to think for themselves, and unfortunately that prevents them from even knowing it.
A person who makes few mistakes makes little progress.
Do not let your grand ambitions stand in the way of small but meaningful accomplishments.
Enthusiasm is the energy and force that builds literal momentum of the human soul and mind.
Suffering is one of life's great teachers.
Where wise actions are the fruit of life, wise discourse is the pollination.
The secret to discovery is to never believe existing facts.
One of the most important things one can do in life is to brutally question every single thing you are taught.
Knowledge is that possession that no misfortune can destroy, no authority can revoke, and no enemy can control. This makes knowledge the greatest of all freedoms.
The common person fears to think beyond the common.
Having a sense of purpose is having a sense of self. A course to plot is a destination to hope for.
One of the most sincere forms of respect is actually listening to what another has to say.
A mistake made by many people with great convictions is that they will let nothing stand in the way of their views, not even kindness.
No one is more insufferable than he who lacks basic courtesy.
Good manners are appreciated as much as bad manners are abhorred.
A polite enemy is just as difficult to discredit, as a rude friend is to protect.
Courteousness is consideration for others; politeness is the method used to deliver such considerations.