I am disgusted by how some want to bring this planet to harvest.

[Oldern]

I am going to whole-heartedly disagree that one has to worry, which is a type of astral projection in to the future, in order to care and be concerned.

Love causes one to care and be concerned about the states of others, but it is fear that drives a worried mind.

I prefer to contemplate, rather than worry.

I never said that one has to worry.

If a tiger was about to eat you you would worry, maybe only briefly, but you would worry.
I would say that contemplation does not have the potential for discovery and learning that worry has.
Just my take on it so don't worry.

Remember though, there are many types of incentives for movement (movement in time, movement in space, or even change of direction). One really is the worry. Other is love. Another one is frustration (and it is a big one). Physical illnesses are also capable of pushing us into certain directions as opposed to others, etc.

And of course, we can combine all these motivational factors, and get reality