An athlete reaches the apex of his career at the age of twenty-five.
Examples (Wiktionary)
Mandarin
贪此生涯，卵为蚯蚓所哈（吴俗称阳曰卵），肿不能便。
貪此生涯，卵為蚯蚓所哈（吳俗稱陽曰卵），腫不能便。
tān cǐ shēng yá ， luǎn wéi qiū yǐn suǒ hā （ wú sú chēng yáng yuē luǎn ） ， zhǒng bù néng biàn ．
X
Mandarin
现在，她就要走了，就在走的一刻，米籽心里却有点起毛，因为此刻的心情与她原先想像的有一点不同，她原以为憧憬了三年的流浪生涯一日迈步便将如“壮士一去不复返”般的慷慨，可真的将梦想兑换成现实的最后关头，却发现自己仍在作种种挣扎。
現在，她就要走了，就在走的一刻，米籽心裏卻有點起毛，因為此刻的心情與她原先想像的有一點不同，她原以為憧憬了三年的流浪生涯一日邁步便將如“壯士一去不復返”般的慷慨，可真的將夢想兑換成現實的最後關頭，卻發現自己仍在作種種掙扎。
xiàn zài ， tā jiù yào zǒu le ， jiù zài zǒu de yī kè ， mǐ zǐ xīn lǐ què yǒu diǎn qǐ máo ， yīn wèi cǐ kè de xīn qíng yǔ tā yuán xiān xiǎng xiàng de yǒu yī diǎn bù tóng ， tā yuán yǐ wèi chōng jǐng le sān nián de liú làng shēng yá yī rì mài bù biàn jiāng rú “ zhuàng shì yī qù bù fù fǎn ” bān de kāng kǎi ， kě zhēn de jiāng mèng xiǎng duì huàn chéng xiàn shí de zuì hòu guān tóu ， què fā xiàn zì jǐ réng zài zuò zhǒng zhǒng zhèng zhá ．
Now, she was about to leave. Right at the moment when she was leaving, Mizi got a little flustered in her heart because how she felt at this moment was different from how she originally imagined it. She had thought that once she stepped into the vagrant life she had been longing for for three years, she would have a big heart as "a warrior that goes without returning", but at the last critical point before her dream is exchanged for reality, she realized that she was still dealing with all sorts of struggles.
Mandarin
军旅生涯
軍旅生涯
jūn lǚ shēng yá
army life
Mandarin
没有什么能够阻挡 你对自由的向往 天马行空的生涯 你的心了无牵挂
沒有什麼能夠阻擋 你對自由的嚮往 天馬行空的生涯 你的心了無牽掛
méi yǒu shén me néng gòu zǔ dǎng ， nǐ duì zì yóu de xiàng wǎng ， tiān mǎ xíng kōng de shēng yá ， nǐ de xīn liǎo wú qiān guà
Nothing could ever stand, Between you and the free land; In a life of laissez-aller, All your worries were blown away.