Warning: Use of undefined constant AUTH_COOKIE - assumed 'AUTH_COOKIE' (this will throw an Error in a future version of PHP) in /usr/home/kamkucz/domains/angielskawymowa.pl/public_html/wp-includes/pluggable.php on line 769 Warning: Use of undefined constant LOGGED_IN_COOKIE - assumed 'LOGGED_IN_COOKIE' (this will throw an Error in a future version of PHP) in /usr/home/kamkucz/domains/angielskawymowa.pl/public_html/wp-includes/user.php on line 340 Exercising self-control in one area of life (sport, healthy) tends to improve it in all areas of life.

Exercising self-control in one area of life (sport, healthy) tends to improve it in all areas of life.

Willpower: Rediscovering the Greatest Human Strength – by Roy F. Baumeister, John Tierney

By | 2017-02-19T13:38:46+00:00 February 19th, 2017|Categories: Personal Success, Productivity|Tags: , , |0 Comments

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