Because you're so impatient. You want everything yesterday.
6 seconds sound clip from the Supergirl (1984) movie soundboard.
You can hear this line at 00:12:46 in the Blu-ray version of the movie.
Quote context
[...]
- Invisible? You'd almost know how to make me invisible.
- But it works. Then you can get anywhere, do anything.
- How long have we been together?
- Then why does it seem like years?
- Because you're so impatient. You want everything yesterday.
- It's a lifetime to discover the secrets of black magic from the ancient grimoires.
[...]