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The obligation of subjects to the sovereign is understood to last as long, and no longer, than the power lasteth by which he is able to protect them.

Mental life is a continuous adjustment to circumstances.

The real competition is not between companies, but with yourself.

安逸是智慧的危害；膽怯是勇敢的仇敵。

The destiny of world civilization depends upon providing a decent standard of living for all mankind.

"We overestimate what we can do in one year and underestimate what we can do in ten."