![]()
Mastery is not a function of genius or talent, it is a function of time and intense focus applied to a particular field of knowledge.
Robert Greene
dec
09
2013
![]()
Mastery is not a function of genius or talent, it is a function of time and intense focus applied to a particular field of knowledge.
Robert Greene
|
It's better to die for a idea that lives than live for an idea that dies. Steve Biko |
|
|
Handboek Progressiegericht Coachen Bij Bol.com | Managementboek
|