apr
17
2012
Regret for the things we did can be tempered by time; it is regret for the things we did not do that is inconsolable."
Sydney J. Harris
Work expands so as to fill the time available.
Engels gezegde
Beïnvloeden van gedrag De nieuwe wetenschap om verandering te leidenJoseph Grenny, Kerry Patterson, David Maxfield, Ron McMillan, Al Switzler
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