take the easy way out
US /teɪk ði ˈiːzi weɪ aʊt/
UK /teɪk ði ˈiːzi weɪ aʊt/

1.
to choose the simplest or least difficult course of action, often avoiding responsibility or a challenging situation
:
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Instead of confronting the problem, he decided to take the easy way out and quit his job.
•
It's tempting to take the easy way out, but sometimes the harder path leads to better results.