For the mind does not require filling like a bottle, but rather, like wood, it only requires kindling to create in it an impulse to think independently and an ardent desire for the truth.
PlutarchSince, during storms, flames leap from the humid vapors and dark clouds emit deafening noises, is it surprising the lightning, when it strikes the ground, gives rise to truffles, which do not resemble plants?
PlutarchAuthority and place demonstrate and try the tempers of men, by moving every passion and discovering every frailty.
PlutarchThey are wrong who think that politics is like an ocean voyage or a military campaign, something to be done with some particular end in view, something which leaves off as soon as that end is reached. It is not a public chore, to be got over with. It is a way of life. It is the life of a domesticated political and social creature who is born with a love for public life, with a desire for honor, with a feeling for his fellows; and it lasts as long as need be.
PlutarchWe ought to give our friend pain if it will benefit him, but not to the extent of breaking off our friendship; but just as we make use of some biting medicine that will save and preserve the life of the patient. And so the friend, like a musician, in bringing about an improvement to what is good and expedient, sometimes slackens the chords, sometimes tightens them, and is often pleasant, but always useful.
Plutarch