Hump Day!
Our idiom for today is " hold your horses ".
You can say this if someone is doing something too quickly.
Example 1
A. I'm going out to buy a new PC.
B. Hold your horses , Sally. They're so expensive and you have no job.
Example 2
A. I'm going out now, Dad. Talk to you later.
B. Hold your horses ! Where are you going? You promised your sister you would drive her to the baseball game.
https://idioms.thefreedictionary.com/Hold+your+horses!