Here is the full list of all 21 Life Goes On achievements.
Beating all the clocks.
Mercy is its own reward, so have a prize!
That's... a lot of badges.
Jeff is satisfied.
Nothing to see, move along.
Our equipment design does not account for your inefficiency
SPAAAAAAACE!
Maximum misfortune in Maximum Security.
Prove that you are the master of Tenuous Links.
Check point two, check point one to prove your skill on Equal and Opposite.
One thousand knights squandered.
How did you do that?
You killed Jim the Prolific and stopped the problem at the source.
Prune Jim's family tree, one branch at a time.
One body does not count as a Carpet.
Some days you just want to sacrifice some knights.
How many knights can you lose on Straight to the Point?
Where have I heard that scream before?
What does the fuzzy thing do?
No skips. No restarts. One run. How fast can you go?
You have proven that anything can be achieved through the sacrifice of minions.