बन्दर चाहे जितना भी बूढ़ा हो जाये कम से कम एक बार तो गुलाटी मारता ही है "
Means-Monkeys may becomes very old and grave ,but it shall certainly play like monkey at least once in a day.
"Habits of a person never change,even if he/she becomes too old.However,frequency of habits may be reduced".