Fēnshǒu le yě bié shāngxīn, tiānyá hé chù wú fāngcǎo.
Don't be sad about the breakup — there are plenty more fish in the sea.
Zhè jiā gōngsī bù lùqǔ nǐ? Tiānyá hé chù wú fāngcǎo, jìxù tóu jiǎnlì.
This company didn't hire you? Plenty more opportunities out there — keep sending résumés.
