Whenever I feel like that, I just peruse this list : https://en.wikipedia.org/wiki/List_of_unsolved_problems_in_physics https://en.wikipedia.org/wiki/List_of_un

Whenever I feel like that, I just peruse this list : https://en.wikipedia.org/wiki/List_of_unsolved_problems_in_physics https://en.wikipedia.org/wiki/List_of_unsolved_problems_in_p... The advancements we made in science is fantastic though. But a lot of work is ahead of us.