Exercise till the mind feels delight in reposing from the fatigue.
There is but one evil, ignorance.
An unexamined life is a life of no account.
Let the questions be the curriculum.
No citizen has a right to be an amateur in the matter of physical training... what a disgrace it is for a man to grow old without ever seeing the beauty and strength of which his body is capable.
Contentment is natural wealth.
The highest realms of thought are impossible to reach without first attaining an understanding of compassion.
In childhood be modest, in youth temperate, in adulthood just, and in old age prudent.
The best seasoning for food is hunger; for drink, thirst.
When you want wisdom and insight as badly as you want to breathe, it is then you shall have it.
Wisdom is knowing what you don't know.
It is better to be at odds with the whole world than, being one, to be at odds with myself.
Do not be angry with me if I tell you the truth
If he who does not know kept silent, discord would cease.
The friend must be like money, that before you need it, the value is known.
Bad men live that they may eat and drink, whereas good men eat and drink that they may live.
All thinking begins with wondering
Nobody knows what death is,
nor whether to man
it is perchance the greatest of blessings,
yet people fear it as if they surely knew
it to be the worse of evils.