everybody; all members

same boat / riding on the same boat

to ride on the same boat; to accompany someone on a boat ride

a journey; travel / (archaic) a temporary time spent in a place

trip / travel

in ancient China, a military unit of 500 soldiers / one of the I Ching hexagrams: sojourning (I Ching hexagram interpretation on Wikipedia here)

a trip, a journey, travel

to travel, to go on a journey or trip

(chiefly women's speech) first person singular pronoun: I, me

(polite) first-person singular pronoun: I, me