A dictionary of Proverbs (Oxford Paperback Reference)

plague see PLEASE your eye and plague your heart.
plant see it is not SPRING until you can plant your foot upon twelve daisies; WALNUTS and pears you plant for your heirs.
He who PLANTS thorns should not expect to gather roses
Arabic proverb; a version of as you SOW, so you reap.

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  1883 J. PLATT Piatt’s Essays 49 He has got it into his head, with Pope, that ‘Man never is, but always to be, blest.’ This view of life must be reversed. Men must realize that ‘he that plants thorns will not gather roses.’ 1971 D. FLAKSER Marxism, Ideology and Myths 205 The means to the end tend to block the full realization of the end. ‘He who plants thorns should not expect to gather roses.’ ■ action and consequence
  

Those who PLAY at bowls must look out for rubbers
Rubber is apparently an alteration of rub, an obstacle or impediment to the course of a bowl. Cf. 1595 SHAKESPEARE Richard II III. iv. 4 Madam, we’ll play at bowls.—‘Twill make me think the world is full of rubs.

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  1762 SMOLLETT Sir Launcelot Greaves I. x.(heading) Which sheweth that he who plays at bowls, will sometimes meet with rubbers. 1824 SCOTT Redgauntlet III. vi. ‘And how if it fails?’ said Darsie. ‘Thereafter as it may be—’ said Nixon; ‘they who play at bowls must meet with rubbers.’ 1874 L. STEPHEN Hours in Library I. 384 De Quincey.. admits.. that the fanaticism of the rub was ‘much more reasonable’ than the fanaticism of Priestly; and that those who play at bowls must look out for rubbers. 1907 F. W. HACKWOOD Old English Sports xi. Another term used in common speech and derived from this game [bowls] is ‘rub’; as when we say.. ‘he who plays at bowls must look out for rubs’—that is, he must consider the inequalities of the ground, and . . make due allowance for them. ■caution; foresight and hindsight; trouble