Happiness is not a tangible thing, it's a byproduct - a byproduct of achievement.


Grinding It Out: The Making of McDonald's (ed. 2016)


Happiness is not a tangible thing, it's a byproduct - a byproduct of achievement.

Happiness is not a tangible thing, it's a byproduct - a byproduct of achievement.

Happiness is not a tangible thing, it's a byproduct - a byproduct of achievement.

Happiness is not a tangible thing, it's a byproduct - a byproduct of achievement.