科学的每一次伟大进步都源于新的想象的大胆。
Every great advance in science has issued from a new audacity of imagination.
译文:告诉远方的游子:别为这点寒冷发愁。春天马上就要来了,就在你家东边不远处。
科学的进步依赖于新技术、新发现和新思想,可能按这个顺序。
The most important thing in mathematics is to understand the concepts, not just to memorize formulas.