The society that loses its grip on the past is in danger, for it produces men who know nothing but the present, and who are not aware that life had been, and could be, different from what it is.

To be conscious that we are perceiving or thinking is to be conscious of our own existence.

Human good turns out to be activity of soul exhibiting excellence, and if there is more than one sort of excellence, in accordance with the best and most complete.Foroneswallowdoesnot makea summer, nor does one day; and so too one day, or a short time, does not make a man blessed and happy.

We must no more ask whether the soul and body are one than ask whether the wax and the figure impressed on it are one.

If there is any kind of animal which is female and has no male separate from it, it is possible that this may generate a young one from itself. No instance of this worthy of any credit has been observed up to the present at any rate, but one case in the class of fishes makes us hesitate. No male of the so-called erythrinus has ever yet been seen, but females, and specimens full of roe, have been seen. Of this, however, we have as yet no proof worthy of credit.

We should behave to our friends as we would wish our friends behave to us

He who cannot be a good follower cannot be a good leader.