each other; one another

(idiom) you and me both; that makes two of us

that; those; (one) another

the other shore; (Buddhism) paramita

Saint Petersburg (city in Russia)

Pilate (Pontius Pilate in the Biblical passion story)

Petersburg (place name); Saint Petersburg, Russia

Saint Peter

at that time

(loanword) rabbi

Perm, Russian city in the Urals

red spider lily (Lycoris radiata); cluster amaryllis

Peter Pan, the novel character

Airbnb

Abijah (biblical name)

up here, down there (idiom); to rise and fall in succession; no sooner one subsides, the next arises; repeating continuously; occurring again and again (of applause, fires, waves, protests, conflicts, uprisings etc)

lit. to attend to one thing and lose sight of another (idiom); fig. to be unable to manage two or more things at once; cannot pay attention to one thing without neglecting the other

to make no distinction between what's one's own and what's another's (idiom); to share everything; to be on very intimate terms

to favour one and discriminate against the other

First Epistle of Peter (in New Testament)

Second Epistle of Peter (in New Testament)

Petrograd (former name of Saint Petersburg 聖彼得堡|圣彼得堡[Sheng4 bi3 de2 bao3])

Pilates (physical fitness system) (Tw)

see 此起彼伏[ci3 qi3 bi3 fu2]

(idiom) one declines while the other flourishes; one loses out when the other one gains (as in a trade-off or a zero-sum game)

to rise and fall in succession (idiom); repeating continuously

know yourself, know your enemy (idiom, from Sunzi's "The Art of War" 孫子兵法|孙子兵法[Sun1 zi3 Bing1 fa3])

to know the enemy and know oneself (idiom, from Sunzi's "The Art of War")

Montpellier (French town)

either this or that; one or the other

Petrovich (name)

Caterpillar Inc.

that was one thing, and this is another; times have changed

see 此一時，彼一時|此一时，彼一时[ci3 yi1 shi2 , bi3 yi1 shi2]

that was then, this is now; times have changed

know yourself and know your enemy, and you will never be defeated (idiom, from Sunzi's "The Art of War" 孫子兵法|孙子兵法[Sun1 zi3 Bing1 fa3])

knowing the enemy and yourself will get you unscathed through a hundred battles (idiom, from Sunzi's "The Art of War")