There is something frightful in the way in which not only characteristic qualities, but particular manifestations of them, are repeated from generation to generation.

Knowledge-it excites prejudices to call it science-is advancing as irresistibly, as majestically, as remorselessly as the ocean moves in upon the shore.

You hear that boy laughing?you think he's all fun; But the angels laugh, too, at the good he has done; The children laugh loud as they troop to his call, And the poor man that knows him laughs loudest of all.

Any new formula which suddenly emerges in our consciousness has its roots in long trains of thought; it is virtually old when it first makes its appearance among the recognized growths of our intellect.

Certitude leads to violence. This is a proposition that has an easy application and a difficult one. The easy application is to ideoologues, dogmatists, and bullies--people who think that their rigtness justifies them in imposing on anyone who does not happen to suscribe to their particular ideology, dogma or notion of turf. If the conviction of rightness is powerful enough, resistance to it will be met, sooner or later by force. There are people like this in every sphere of life, and it is natural to feel that the world would be a better place without them!

Longevity is having a chronic disease - and taking care of it.

Every man is an omnibus in which his ancestors ride.