I think you should take your job seriously, but not yourself - that is the best combination.
I can mourn internally, just be quiet about it. I have my moments but I'm not a real, expressive person, especially when it comes to like sadness.
It is important to fund young researchers who want to do curiosity-driven research. Curiosity-driven research is a part of life. Some people are curious. They want to learn more about nature and society should help that. It's like art: you can learn more and bring more beauty.