如人飲水，冷暖自知

the person who drinks it knows best whether the water is hot or cold (Zen proverb); self-awareness comes from within / to know best by personal experience

as / as if / such as

person; people / CL:個|个[ge4],位[wei4]

to drink

to give (animals) water to drink

drinking water

surname Shui

water / river / liquid / beverage / additional charges or income / (of clothes) classifier for number of washes

surname Leng

cold

lit. daily changes of temperature / fig. well-being / sb's comfort, health, prosperity etc

old variant of 暖[nuan3]

warm / to warm

variant of 暖[nuan3]

variant of 暖[nuan3], warm

self / oneself / from / since / naturally / surely

see 如人飲水，冷暖自知|如人饮水，冷暖自知[ru2 ren2 yin3 shui3 , leng3 nuan3 zi4 zhi1]

to know / to be aware