We never know we go when we are going — Seclusion

We never know we go when we are going－1
We jest and shut the Door－
Fate－following－behind us bolts it－
And we accost no more－
(F.1546/J.1523)
[1] go:: to start something. going:: leaving the society, hinted in line four.
[2] shut the Door:: to close the communication.
[3] Fate, bolts:: the fate blocks the way back.
[4] accost:: to converse, meet others, a hint on the seclusion.