What idioms are there to describe the right thing?

1, just right: talk and do things just right;

2, just right: doing things or talking is very decent;

3. Enough is enough: a metaphor for doing things just right or advising others not to be too eager for success and aggressive;

4, unscathed: not bad at all;

5, once in a blue moon: once in a thousand years, such an opportunity is extremely rare;

6. Just in time: just in time to meet that opportunity or opportunity;

7. auspicious day: auspicious day;

8. Just in time: just in line with the needs at that time and conform to the trend of the times.