Hospitality (n.) is the incessant alienation of the ego by the guest entrusted to it.
Hospitality (n.) comes before the Lord: Abraham asked God to wait while he received three thirsty strangers.
Hospitality (n.) is the concrete and initial fact of human recollection — no face can be approached with empty hands and a closed home.
Hospitality (n.) is the question in Abraham's receiving the three visitors: whether he receives the Lord because they prefigure the Trinity, or because of the welcome.
Hospitality (n.) and fraternity may be stronger than the horror one man feels for the other who denies him in his alterity — "thou shalt not abhor an Egyptian, because thou wast a stranger in his land."