The best way to counter-attack a hater is to make it blatantly obvious that their attack has had no impact on you.

Alternating periods of activity and rest is necessary to survive, let alone thrive. Capacity, interest, and mental endurance all wax and wane. Plan accordingly.

If we define risk as 'the likelihood of an irreversible negative outcome,' inaction is the greatest risk of all.

Lacking an external focus, the mind turns inward on itself and creates problems to solve, even if the problems are undefined or unimportant. If you find a focus, an ambitious goal that seems impossible and forces you to grow, these doubts disappear.

When you elevate the heels more so than you elevate the sole of the foot, you trigger a cascade of compensations in the knees and hips that cause tight hip flexors, and then those hip flexors cause lower-back pain.

There are a lot of things that can be learned from the darker corners of athletics. You have doctors who view bodybuilders as cavalier amateurs of science. And then you have the bodybuilders who view the doctors as too conservative to do anything interesting. So I've tried to become the middleman for putting some of those pieces together.

A person's success in life can usually be measured by the number of uncomfortable conversations he or she is willing to have.