The progress of science is not a straight line, but a series of zigzags, often retracing steps to gain a better foothold.
科学的进步不是一条直线，而是一系列曲折，常常需要回溯步骤以获得更好的立足点。
Investing in eco-friendly tanning processes is investing in our planet's future.
Writing is the only thing that, when I do it, I don't feel I should be doing something else.
我不等待机会，我创造机会。
"The past is always present in our lives, shaping our future."