Of course, there's Mom's favorite... "If you wish in one hand, and pee in the other,......." Good ol' Mom.....
If you're not certain you shouldn't take it (unless you are gambling). The biggest thing that separates good from bad is discipline.
If in doubt...stay out. or If in doubt, pull trigger immediately. It depends on individual. for me, if in doubt, pull trigger without hestitation.
It would be very interesting to know whether anyone has conducted an updated survey of trading accounts. It has always been said that 95% + of accounts lose money. What about the 5% who were profitable at that last survey date? Are they still around? Are they still profitable?
Here is IB's retail forex account performance for Q3. Doesn't mean anything because the % profitable this quarter can be the % unprofitable next quarter. https://www.interactivebrokers.com/en/index.php?f=3731