"My name is Ozymandias, King of Kings;Look on my Works, ye Mighty, and despair!"
(from Ozmandias - Percy Bysshe Shelley)
Nihilism is the belief that life is meaningless and nothing worth believing except more nihilism. Existentialism is the same, but uses longer words.
Simon made an important observation that’s often overlooked in these discussions: people can only care about climate change when they’re not struggling to survive financially. It’s hard to worry about sea levels rising in 2050 when you’re wondering how to pay the rent next week. The Borgen Project
I just found out that my smartphone has an app that projects what I will look like as an old man.
It's somewhat hidden, so follow these instructions: Open the Camera app. There is a little picture on the right side (see image). 
Touch it and - Hey Presto! There's a picture of you, 20 years from now! A bit shocking, but amazing technology.