One of the things I learned as president is that your life is just not going to unfold the way you want it to. There will be surprises, challenges, and therefore the question is how you deal with the unexpected.
I'm just beginning to live the next chapter of my life. In other words, politics - being governor and president - is not the end of my life. It's a chapter.
We're a long way from the embargo ending. Look at what just happened with the rollback of Obama's Cuba policies. Two idiot congressmen convinced our idiot president to make it harder on Cubans on the island.
The President does not have power under the Constitution to unilaterally authorize a military attack in a situation that does not involve stopping an actual or imminent threat to the nation.
So I analyzed that and decided I didn't want to be the president during a depression greater than the Great Depression, or the beginning of a depression greater than the Great Depression.