Goethe says that, if you plant an oak in a flower-vase, either the oak must wither or the vase crack; some men go for saving the vase. Too many nowadays have that anxiety; the Puritans would have let it crack. So say I. If there is anything that cannot bear free thought, let it crack.

Wendell Phillips (1811–1884) American abolitionist, orator, social activist

Speech, Pilgrim Society, Plymouth (21 Dec 1855)
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