It is labour indeed that puts the difference on everything.
Our youth we can have but to-day,
We may always find time to grow old.
It is thus tolerance that is the source of peace, and intolerance that is the source of disorder and squabbling.
I can calculate the motion of heavenly bodies, but not the madness of people.
Sir Isaac Newton
The action is best that secures the greatest happiness for the greatest number.
The function of wisdom is to discriminate between good and evil.
Marcus T Cicero
Age steals away all things, even the mind.
There is no greater impediment to the advancement of knowledge than the ambiguity of words.
What is tolerance? -- it is the consequence of humanity. We are all formed of frailty and error; let us pardon reciprocally each other's folly -- that is the first law of nature.
I don't know what is truth,but I can tell you how to find it!
J J Rousseau
The man who stops making new friends eventually will have none.
Labor was the first price, the original purchase-money that was paid for all things. It was not by gold or by silver, but by labor, that all wealth of the world was originally purchased.
That a man be willing, when others are so too, as farre-forth, as for Peace, and defence of himself he shall think it necessary, to lay down this right to all things; and be contented with so much liberty against other men, as he would allow other men against himself.