take something as it comes
US /teɪk ˈsʌmθɪŋ æz ɪt kʌmz/
UK /teɪk ˈsʌmθɪŋ æz ɪt kʌmz/

1.
to deal with things as they happen, without planning too much in advance
:
•
I don't have a strict plan for my trip; I'll just take something as it comes.
•
In this unpredictable job, you have to learn to take something as it comes.