If you want truly to understand something, try to change it.

quote by Kurt Lewin
Submitted by Lucian Velea
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If you want to truly understand something, try to change it.

quote by Kurt Lewin
Submitted by Lucian Velea
Vote! | Copy!

A successful individual typically sets his next goal somewhat but not too much above his last achievement. In this way he steadily raises his level of aspiration.

quote by Kurt Lewin
Submitted by Lucian Velea
Vote! | Copy!