(one) could be forgiven for (doing something) phrase
"(one) would be forgiven for (doing something)", "(one) will be forgiven for (doing something)", and "(one) might be forgiven for (doing something)" are some variants of this idiom.
It is easy to understand if someone thinks or believes something, though they may be wrong.
She has been working for 5 years in our company, and you will be forgiven for thinking that she will be promoted to senior manager.
You would be forgiven for wondering why people liked it so much.
You might be forgiven for thinking that my roommate is a rich kid.
You will be forgiven for believing that we will all be replaced by robots in the future.
You could be forgiven for thinking that no one wants this old house.
Relying on guessing and luck
1. A guess or an estimate with little or no guarantee of accuracy.
2. Used to indicate an attempt that is not expected to succeed or has very little chance of working.
To take something into consideration in a thorough way
You need to take your future plan under advisement.