Joy of living is sustainable; fear of dying is not.

Although scientists can often be as resistant to new ideas as anyone, the process of science ensures that, over time, good ideas and theories prevail.

The Internet has transformed many parts of our daily lives, touching everything from how we find information to how we go shopping, get directions, and even stay in touch with friends and family.

When most people think about my work, they think about diet. To me, diet has always been the least interesting part of it.

Whether you're six or sixty, if you go on a diet and lifestyle program and feel constrained, you're likely to go off it sooner or later. Offering a spectrum of choices is much more effective; then, you feel free and empowered.

Love and intimacy are at the roots of what makes us sick and what makes us well, what causes sadness and what brings happiness, what makes us suffer and what leads to healing...I am not aware of any other factor in medicine- not diet, not smoking, not exercise, not stress, not genetics, not drugs, not surgery- that has a greater impact on our quality of life, incidence of illness and premature death from all causes.

Meaning is malleable: take it out, you get nihilism and despair. Put it in, you get sacredness and something most special.