by all means
US /baɪ ɔːl miːnz/
UK /baɪ ɔːl miːnz/

1.
used to express permission or agreement
:
•
“May I borrow your pen?” “By all means.”
•
If you need help, by all means, ask.
2.
used to emphasize that something should be done or is true
:
•
You must by all means finish your homework before watching TV.
•
We need to succeed by all means possible.