TV series example of the word

The Big Bang Theory Season 2, Episode 13
Oh. This entire endeavor seems to have been an exercise in futility.

Game of Thrones Season 5, Episode 2
talking about the futility of everything?
নিরর্থকতা, নিষ্ফলতা
(1) Uselessness as a consequence of having no practical result.
(2) Uselessness.
(1) A sense of futility came over her
(2) The horror and futility of war
(3) He thought it was an exercise in futility
fruitlessness
pointlessness
uselessness
vanity
ineffectiveness
inefficacy
failure
barrenness
unprofitability
impotence
hollowness
emptiness
forlornness
hopelessness
The Big Bang Theory Season 2, Episode 13
Oh. This entire endeavor seems to have been an exercise in futility.
Game of Thrones Season 5, Episode 2
talking about the futility of everything?