Le coeur a ses raisons que le raison ne connaît point.

The heart has its reasons which reason knows not.

Plato, to incline to Christianity.

Clarity of mind means clarity of passion, too; this is why a great and clear mind loves ardently and sees distinctly what he loves.

Love has reasons which reason cannot understand.

Man is but a reed, the most feeble thing in nature, but he is a thinking reed