身の振り方
身の振り方をつける
to mend one's ways―amend (one's conduct)―reform (one's life)―do better―lead a new life―turn over a new leaf
体を反らすこと
(事業になら)to embark in an enterprise―launch forth on an enterprise―(投機になら)―venture on a speculation―(政界になら)―plunge into politics―launch into politics