Translation of "Wavers" in Japanese

Somebody who wavers between hope and fear over superficial things should not be appointed to a management position.

表面的な物事に一喜一憂する人が人を管理する立場につくべきではない。

- A fishing light wavers under the lee of an island.
- Fires for luring fish at night flicker on the silhouette of an island.

漁火が島影に瞬く。