Below are the questions covered in today's episode (with their timestamps). For instructions on submitting your own questions, go to calnewport.com/podcast)Video from today’s episode: youtube.com/calnewportmedia)Cal Reacts to the News: TikTok Dismisses Facebook [10:40]- Should I get a PhD in my 50’s? [32:29]- Do I need two shutdowns if I work on my side hustle in the evening? [40:21]- Good life vs. Deep life [44:39]Habit Tune-up: Process-Centric Email [49:49]- How can I succeed in an academic profession after a lackluster start? [1:07:16]- Helping young men live deeply [1:15:07]Thanks to our Sponsors:Blinkist.com/deep)Eightsleep.com/deep)Mybodytutor.com)Wren.com/deep)Thanks to Jesse Miller for production, Jay Kerstens for the intro music, and Mark Miles for mastering.