I expected Minecraft to launch once I clicked Play, but... for me nothing's ever normal so what happened was...
It said
ERROR
Failed to download file. ca_ES.lang
Name: ca_ES.lang
URL: http://resources.download.minecraft.net/a2/a20c4251d6a7bf003f9e16654c70a2a5765819fd
Error details: Request error -101: ERR_CONNECTION_RESET
Filename on disk: 0b91-8a3e-646d-5501
Path: /var/folders/bx/39h679fs0gz8h_g7bzkpmpqh0000gn/T/0b91-8a3e-646d-5501
Exists: false
This bug might only be for me I don't know if it works for others

I reposted this because technically Mod Kumasasa resolved it but...
Error details: Request error -101: ERR_CONNECTION_RESET
Something's interferring between the Launcher and the servers with your download.
I was wondering how I can fix the 'something' interferring between my launcher and the servers with my download :/