I shall the effect of this good lesson keeps as watchman to my heart.
They love least that let men know their loves.
Lovers can do their amorous rites by their own beauties
Falsehood falsehood cures
O love, be moderate, allay thy ecstasy, In measure rain thy joy, scant this excess!
He hath not eat paper, as it were; he hath not drunk ink; his intellect is not replenished; he is only an animal, only sensible in the duller parts. (Shakespeare, Love's Labor's Lost, IV)