I learnt

to fall asleep whatever the bed is hard or soft or too soft,

to count how much money I have to spend each day,

to estimate how many days I can live by current saving,

to cook simple noodles and dumplings and to treasure every bit of food,

to swallow whatever things eatable only if it can provide energy or alibility,

to treat rains, snows, coldness as enemies instead of romantic beautiful things,

to wash bowls and dishes and say sorry to my mother,

to have a good dream whether if there is someone snoring nearby,

to ...