If you filter the trolls out, you will find that the asker was left with these two categories of replies:
- Do not change anything and keep cashing until you can enjoy your upcoming retirement,
- Do not be afraid of a drastic change: not doing it will turn into a millstone of regrets.
What could be the conditions for having four professional lives? If you look at the watermark underneath Professor Kailath's professional path, you will discover that:
- Passion and curiosity must be the main drivers,
- Excellence and rigor must be constantly sought,
- Courage and optimism should be nurtured.