The principle is about understanding what is motivating to this group of players, which requires some understanding of psychology.

其基本原则是要了解什么能激励这些员工，这需要一些心理学知识。

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If you want change in your life to be permanent, strong, and conclusive you need a support group. This is the change principle of cooperation.

如果你想在生命中有永久的、牢固的、决定性的改变，你需要一个支持小组。这是改变合作的原则。

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It may be a passion about a problem, a purpose, a principle, or a group of people.

这或许是一份对某问题、某个目的、某个原则、某个群体的热情。

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JPMorgan has handed over 28 emails, many of those between Blythe Masters, head of the global commodities group, and Francis Dunleavy who heads the principle investments for that group.

FORBES: JPMorgan Potentially Manipulating Energy Markets Using Abusive Bidding Strategies

Judy Adams, of the Friends of Epping Forest, said her group opposed "in principle" any development which would affect the area.

BBC: Epping Forest could be Olympics police base

This seems like a good general principle for categorizing group expenses.

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