"The refusal to rest content, the willingness to risk excess on behalf of one's obsessions, is what distinguishes artists from entertainers."
"We are all made of starstuff, and it's our destiny to explore the stars."
"To choose doubt as a philosophy of life is akin to choosing immobility as a means of transportation."
人们必须感受到自然界是重要且有价值的、美丽的、奇妙的、令人惊叹且愉悦的。
The unexamined life is not worth living.