solitary, sentenced, alone
If it's true that our species is alone in the universe, then I'd have to say the universe aimed rather low and settled for very little.
All men's misfortunes spring from their hatred of being alone.
misfortunes spring, being alone
Before the throne of the Almighty, man will be judged not by his acts but by his intentions. For God alone reads our hearts.
Associate with men of good quality if you esteem your own reputation for it is better to be alone than in bad company.
Even in the presence of others he was completely alone.
presence of others, completely alone
A man is born alone and dies alone and he experiences the good and bad consequences of his karma alone and he goes alone to hell or the Supreme abode.