Numerals are images of amounts. But the amounts they represent are real.

Five minutes in an old book quickly reveals that most of what is being sold today as new insights into human behavior is merely the rediscovery of knowledge we have had for centuries.

What this means is that the first week of every new series of ads will continue to yield softer results than you can expect to see in weeks two and three.

The risk of insult is the price of clarity.

Your heart, my friend, is the size of a stadium. If you try to fill it with small things - a new car, a vacation, a promotion at work, a bigger home, a stock portfolio - a mournful echo will fill your life. But if you fill your stadium with all of humanity and search for ways to make their lives better each day, you will find yourself in the right place at the right time, doing the right thing in the right way.

Quantum Mechanics and General Relativity are both accepted as scientific fact even though they're mutually exclusive. Albert Einstein spent the second half of his life searching for a unifying truth that would reconcile the two.

Preparation, mastery, can help you overcome your fear, but mastery alone is not enough. There has to be something you want that’s worth more to you than your fear.