xí​yǔ​xìng​chéng

habit becomes second nature

Senses

习与性成/ 習與性成 xí​yǔ​xìng​chéng habit becomes second nature

Long-standing habits gradually form one's character; used to describe how a repeated behavior eventually becomes an intrinsic part of one's personality or nature

References

same_as 习与性成/習與性成 习惯成自然/習慣成自然
same_as 习以成性/習以成性 习与性成/習與性成