Finished my masters and working my first software eng job at a mid-sized company. Had loads of money (relative to my needs back then), bought my first car, I de

Finished my masters and working my first software eng job at a mid-sized company. Had loads of money (relative to my needs back then), bought my first car, I decided that it was too boring and wanted to challenge myself. Enrolled in a PhD program the following year. Advice to myself - better work out a balance between all the different sides of life.