【大意】君子不认为细微的好事不值得去做而舍弃它。

I don't believe in pessimism. If something doesn't come up the way you want, forge ahead. If you think it's going to rain, it will.

Critical comments by students should be taken in a friendly spirit， accumulation of material should not stifle the student’s independence.

Sustainability in chemical manufacturing isn't an option—it's our responsibility to the next generation.