A man is as old as he feels and a woman as old as she looks.
Mandarin
他一点都不老实。
他一點都不老實。
tā yī diǎn dōu bù lǎo shi 。
He is not honest at all.
Mandarin
世界上有数之不尽的人渴望自己能长生不老，但这些人却连一个下雨的星期天下午也不懂得该怎么打发。
世界上有數之不盡的人渴望自己能長生不老，但這些人卻連一個下雨的星期天下午也不懂得該怎麼打發。
shì jiè shàng yǒu shù zhī bù jìn de rén kě wàng zì jǐ néng cháng shēng bù lǎo ， dàn zhè xiē rén què lián yí gè xià yǔ de xīng qī tiān xià wǔ yě bù dǒng de gāi zěn me dǎ fa 。
Millions long for immortality who do not know what to do with themselves on a rainy Sunday afternoon.
Mandarin
汤姆不老。
湯姆不老。
tāng mǔ bù lǎo 。
Tom isn't old.
Examples (粵典–words.hk)
Cantonese
不老童颜
不老童顏
bat1 lou5 tung4 ngaan4
forever young-looking face
Examples (Wiktionary)
Mandarin
尹雪艳总也不老。十几年前那一班在上海百乐门舞厅替他捧场的五陵年少，有些头上开了顶，有些鬓添了霜。
尹雪豔總也不老。十幾年前那一班在上海百樂門舞廳替他捧場的五陵年少，有些頭上開了頂，有些鬢添了霜。
yǐn xuě yàn zǒng yě bù lǎo ． shí jǐ nián qián nà yī bān zài shàng hǎi bǎi lè mén wǔ tīng tì tā pěng chǎng de wǔ líng nián shào ， yǒu xiē tóu shang kāi le dǐng ， yǒu xiē bìn tiān le shuāng ．
Yin Hsueh-yen somehow never seemed to age. Of those fashionable young men who had been her admirers more than a dozen years ago in Shanghai's Paramount Ballroom, some had grown bald on top and some were graying at the temples.
Mandarin
尹雪艳总也不老。十几年前那一班在上海百乐门舞厅替他捧场的五陵年少，有些头上开了顶，有些鬓添了霜。
尹雪豔總也不老。十幾年前那一班在上海百樂門舞廳替他捧場的五陵年少，有些頭上開了頂，有些鬢添了霜。
yǐn xuě yàn zǒng yě bù lǎo ． shí jǐ nián qián nà yī bān zài shàng hǎi bǎi lè mén wǔ tīng tì tā pěng chǎng de wǔ líng nián shào ， yǒu xiē tóu shàng kāi le dǐng ， yǒu xiē bìn tiān le shuāng ．
Yin Hsueh-yen somehow never seemed to age. Of those fashionable young men who had been her admirers more than a dozen years ago in Shanghai's Paramount Ballroom, some had grown bald on top and some were graying at the temples.
Mandarin
娘什么？老子都不老子了。
娘什麼？老子都不老子了。
niáng shèn me ？ lǎo zi dōu bù lǎo zi le ．
Mom what? My dad can't give control over me now. (an example showing two different meanings of this word)