When the mind is thinking it is talking to itself.
Strength of mind rests in sobriety; for this keeps your reason unclouded by passion.
The only means of strengthening one's intellect is to make up one's mind about nothing, to let the mind be a thoroughfare for all thoughts.
An education which does not cultivate the will is an education that depraves the mind.
We are shaped by our thoughts; we become what we think. When the mind is pure, joy follows like a shadow that never leaves.
We cannot employ the mind to advantage when we are filled with excessive food and drink.
It is not possible either to trick or escape the mind of Zeus.
What we learn only through the ears makes less impression upon our minds than what is presented to the trustworthy eye.
Freedom in art, freedom in society, this is the double goal towards which all consistent and logical minds must strive.
The wavering mind is but a base possession.
If water derives lucidity from stillness, how much more the faculties of the mind! The mind of the sage, being in repose, becomes the mirror of the universe, the speculum of all creation.
I'm not that tough; I'm not that smart. I need life telling me who I am, showing me my mind constantly. I wouldn't see it in a cave.
While conscience is our friend, all is at peace; however once it is offended, farewell to a tranquil mind.
Our species needs, and deserves, a citizenry with minds wide awake and a basic understanding of how the world works.
For the mind is all the easier to teach before it is set.
I must have a prodigious quantity of mind; it takes me as much as a week sometimes to make it up.
The poet gives us his essence, but prose takes the mold of the body and mind.
In order to improve the mind, we ought less to learn, than to contemplate.
Minds that are ill at ease are agitated by both hope and fear.
Although all the good arts serve to draw man's mind away from vices and lead it toward better things, this function can be more fully performed by this art, which also provides extraordinary intellectual pleasure.
A foolish consistency is the hobgoblin of little minds, adored by little statesmen and philosophers and divines.
The brain is a wonderful organ; it starts working the moment you get up in the morning and does not stop until you get into the office.
Nature has planted in our minds an insatiable longing to see the truth.
Learning never exhausts the mind.
Do not dwell in the past, do not dream of the future, concentrate the mind on the present moment.