The only limits in life are the ones you make.
It is not what we believe, but why we believe it; moral responsibility begins there.  
The more I learn about memory, the less I trust it.
一个好的战略不仅仅是敦促我们朝着目标或愿景前进。一个好的战略诚实地承认所面临的挑战,并提供克服这些挑战的方法。