Fill in the gaps with suitable prepositions. Truthfulness is the greatest (a) _________ all virtues which makes a man really great. If we do not cultivate the habit (b)_________ speaking the truth we cannot command the confidence (c) _________ others. The man whom nobody believes can never be famous (d) _________ life. It may be that we may succeed once or twice (e) _________ telling a lie, but it never brings (f) _________ a good result. A lie never lies hidden. Today or tómorrow it comes (g) _________ light. Then the real character (h) _________ the liar is revealed and nobody believes him. All hate him and speak ill (i) _________ him (j) _________ his back.