Science is for those who learn; poetry, for those who know.
Experience comprises illusions lost, rather than wisdom gained.
Present unhappiness is selfish; past sorrow is compassionate.
Poetry is the exquisite expression of exquisite impressions.
Lofty mountains are full of springs; great hearts are full of tears.
History, if thoroughly comprehended, furnishes something of the experience which a man would acquire who should be a contemporary of all ages and a fellow citizen of all peoples.