This topic is eternal.
I would add that it is important to know where you are going. A clear vision is the goal.
You must always see it in front of you. Do not get off the road.
The speed at which you reach the goal is not the most important (you can not know what will happen during the journey - unforeseen circumstances).
Smart work and patience.
Listening to changes.
Careful and thoughtful decisions.
Exchange of opinions.
Reviewing decisions already made.
Defining your own crisis situation.
crisis scenario (A, B ...).
Happiness!?
And few more factors ...