Don't just show kindness in passing or to be courteous. Show it in depth, show it with passion, and expect nothing in return. Kindness is not just about being nice; it's about recognizing another human being who deserves care and respect.

When you help the poorest in the world, you start to move them up an economic and social ladder, and they're not going to be moving toward violence or terrorism of the kind that we worry about.

The chief condition on which, life, health and vigor depend on, is action. It is by action that an organism develops its faculties, increases its energy, and attains the fulfillment of its destiny.

The commander in the field is always right and the rear echelon is wrong, unless proved otherwise. In my experience, the people closest to the problems are often in the best position to see the solutions. The key here is to empower and not be the bottleneck.

The best leaders are those who break that mission down into the organization's constituent parts, so that everybody understands their role and how it all builds into the whole.

For all the hardship, I was still excited to be on the trail, testing my endurance, feeling especially alive as strength and fatigue flowed alternately through my limbs.

A sense of shame is not a bad moral compass.