jan
28
2017
Being at ease with not knowing is crucial for answers to come to you.Eckhart Tolle
In order to become good in anything, the only talent you need is motivation.
Nisandeh Neta
Beïnvloeden van gedrag De nieuwe wetenschap om verandering te leidenJoseph Grenny, Kerry Patterson, David Maxfield, Ron McMillan, Al Switzler
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