有缘千里来相会，无缘对面不相逢。

Those fated to meet will do so regardless of distance. Those not fated will not, even if they are across from one another.

Source: Tatoeba

Sentence Composition

1 有缘 yǒuyuán
  1. related
  2. brought together by fate
2 千里 qiānlǐ
  1. a thousand miles
  2. a thousand li (i.e. 500 kilometers)
  3. a long distance
3 来 lái
  1. to come
  2. (used as a substitute for a more specific verb)
  3. hither (directional complement for motion toward the speaker, as in 回來 huílai)
  4. ever since (as in 自古以來 zìgǔyǐlái)
  5. for the past (amount of time)
  6. (prefix) the coming ...; the next ... (as in 來世 láishì)
  7. (between two verbs) in order to
  8. (after a round number) approximately
  9. (used after 得 dé to indicate possibility, as in 談得來 tándelái, or after 不 bù to indicate impossibility, as in 吃不來 chībulái)
4 相会 xiānghuì to meet together
5 无缘 wúyuán
  1. to have no opportunity
  2. no way (of doing sth)
  3. no chance
  4. no connection
  5. not placed (in a competition)
  6. (in pop lyrics) no chance of love, no place to be together etc
6 对面 duìmiàn
  1. (sitting) opposite
  2. across (the street)
  3. directly in front
  4. to be face to face
7 不 bù
  1. no; not so
  2. (bound form) not; un-
8 相逢 xiāngféng
  1. to meet (by chance)
  2. to come across