The poster is funny, but worry is not.
That the birds of worry and care fly over your head, this you cannot change, but that they build nests in your hair, this you can prevent. – Chinese Proverb
Like anything else, effort, focus, discipline, coupled with the inevitable fear, frustration, and doubt will take us past where we are to a better place.
We know this.
Just because it’s hard doesn’t mean you can’t do it.