One must apply oneself to the present and keep one's eyes firmly fixed on one's future goals.

人们必须让自己立足于现在，把眼光坚定地锁定未来目标。

《柯林斯英汉双解大词典》

Pure religion undefiled before our God and father is this, to visit the fatherless and widows in their affliction, and to keep oneself unspotted from the world.

在父上帝眼中，那纯洁没有缺点的虔诚便是：照顾在苦难中的孤儿寡妇和保守自己不受世界的腐化。

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Lett it be one of the chief lessons of experience to keep hope alive without entirely satisfying it, by preserving it to make oneself always needed, even by a patron on the throne.

让下面的策略成为人生历练的首要功课：不断维持别人的希望，使得他总是有需求，通过这样的手段（哪怕是通过皇座上的守护神），从而保持他的希望之火，而又得不到完全的满足。

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The best way to harness a future French stock market rise and keep oneself active in other markets is through international mutual funds with heavy French weightings.

FORBES: Vive la Difference

Whether it is a pedigreed oil painting of the family (in the best of cases, a Sargent) or a plucky image of oneself (perhaps a Warhol, but probably not a Freud), people love to keep representations of their relatives near at hand.

WSJ: Family Photos: Hide or Show?