竭尽心力

yī shēng bù gù zì shēn ān wēi jié jìn xīn lì zhì liáo bìng rén

医生不顾自身安危，竭尽心力治疗病人。

The doctor is devoted to treating the sick regardless of his own safety.

duì yú zhè xiē nán tí gǔ lái duō shǎo sī xiǎng jiā dōu zài lùn shuō jiù lián xiàn dài xīn rú jiā zhū xián yì jié jìn xīn lì

对于这些难题，古来多少思想家都在论说，就连现代新儒家诸贤亦竭尽心力。

Many ancient thinkers tried to expound these, even modern Confucianists are exhausting their efforts to give answers to them.