Red Beard
Once in a while:
http://www.huffingtonpost.com/2014/03/04/creativity-habits_n_4859769.html
http://www.lifehack.org/articles/productivity/this-what-the-schedules-successful-people-look-like.html
http://www.lifehack.org/articles/communication/20-things-you-need-give-you-want-truly-happy.html
http://zenhabits.net/procrastinateless/
A different perspective:
http://redbeard.free.fr/links/?TXdA3A
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