dec
27
2019
It is what we know already that often prevents us from learning.
Claude Bernard
If you want to improve how you manage time - stop doing what doesn't need to be done!
Peter Drucker
Bewaren
Stoïcijns leven Van Zeno tot Marcus Aurelius Tijdloze levenslessen over geluk, succes, veerkracht en innerlijke waardenRyan Holiday & Stephen Hanselman
Bij Bol.com | Managementboek