全力以赴 [quán lì yǐ fù]
1.
go to all lengths;
call forth all one's energy;
dedicate oneself to;
devote every effort to;
do all in one's power;
do all one can;
do one's level best;
do one's utmost;
do sth. with all resources at one's command;
go all out;
make all-out efforts;
move heaven and earth to;
pull out all stops;
put one's best foot foremost [forward];
spare no effort;
strive with all one's might for;
with might and main
以上来源于:新汉英大辞典
Whatever you do, try your best.
No matter what you do, want to go all out.