The situation poster #5 relates, that the scientist whose lived a full and happy life, but regrets his passion took most of his life. That seems to me not a "regret," but the human condition of the bittersweet contemplation of the path not taken. No one can take every path.
11
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'Two roads diverged in a wood, and I
I took the one least travelled by...'
OR
'We travel not for trafficking alone
By hotter winds our fiery hearts are fanned:
For lust of knowing what should not be known
We make the Golden Journey to Samarkand.'
(And now Mods - do your worst with that little selection. :>D)
Pro tip
Lonely Planet
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