Solitude is naught and society is naught. Alternate them and the good of each is seen.
Ralph Waldo EmersonEvery act of the man inscribes itself in the memories of his fellows, and in his own manners and face. The air is full of sounds;the sky, of tokens; the ground is all memoranda and signatures; and every object covered over with hints, which speak to the intelligent.
Ralph Waldo EmersonTo laugh often and much ... this is to have succeeded. Probably not from Emerson: here's the full quotation and the story.
Ralph Waldo Emerson