It's not a person, never heard of a place called 'happiness', or I would go there.
It has to be a thing. Meaning it's a noun.
Yes, teaching kids practical skills will not only keep them alive but make their lives easier.
Without practical skills, well, things wouldn’t run as smoothly. Things like cooking, a practical skill, comes in great handy for everyone, because we all need to eat.
His curiosity hinders his journey back home" is the best option in terms of how Odysseus' sense of curiosity affect the progress of the plot in The Odyssey.