前無古人，後無來者

前无古人，后无来者
qiánwúgǔrén,hòuwúláizhě
  1. there has never been and never will be another person like this (idiom)
  2. never done before and unlikely to be matched in the future
  3. peerless

CEDICT

Entry Composition

1 前無古人 qiánwúgǔrén
  1. (idiom) unprecedented
  2. unheard of
2 後 hòu
  1. back
  2. behind
  3. rear
  4. afterwards
  5. after
  6. later
  7. post-
3 無 wú
  1. not to have
  2. no
  3. none
  4. not
  5. to lack
  6. un-
  7. -less
4 來者 láizhě
  1. (archaic) one coming to pay homage; submitter
  2. (archaic) the following; the next in sequence; follow-up
  3. (literary) future generations
  4. (literary) the future; future events
  5. Used other than figuratively or idiomatically: see 來 /来 (lái), 者 (zhě).
  6. future generations
  7. one coming to pay homage; submitter
  8. the following; the next in sequence; follow-up
  9. the future; future events

Related entries

寡二少雙 guǎèrshǎoshuāng
  1. peerless
  2. second to none (idiom)
絕代 juédài
  1. peerless
  2. unmatched in his generation
  3. incomparable (talent, beauty)
聖 shèng
  1. (bound form) peerless (in wisdom, moral virtue, skill etc)
  2. (bound form) peerless individual; paragon (sage, saint, emperor, master of a skill etc)
  3. (bound form) holy; sacred
你在圣誕節去教堂嗎？

Do you go to church on Christmas Day?

Source: Tatoeba

絕倫 juélún
  1. outstanding
  2. peerless
  3. beyond compare
當狄馬透過店外的窗子，看見裏面一件華麗絕倫的黑色西裝時，他不禁睜大了眼睛；接著，當他發現價錢牌上寫著「3,000,000.99 BYR」的時候，他的眼睛就睜得更大了。

As he looked through the store window, Dima's eyes widened as they fell upon a gorgeous black suit, and then widened even more when he noticed the 3,000,000.99 BYR price tag.

Source: Tatoeba