Don't feel bad for making decisions that upset other people. you're not responsible for their happiness, you're responsible for yours.

Science is not only compatible with spirituality; it is a profound source of spirituality.

Success is not about seeking constant external comparison; it's about embracing your own journey and being content with your progress, no matter how small.

Service is the highest calling.

Its useless to hold a person to anything he says while hes in love, drunk, or running for office.

Leave a little for the next guy.

An adventure is only an inconvenience rightly considered.