Rome was not built in a day

The proverb 'Rome was not built in a day 'tells us that a great work cannot be complete in a short period of time
Each great work needs ample efforts for a long time.Rome one of the famous ancient cities of the world was not built in a short time.It took a long time to record it's glorious history.if we want to accomplish a great job,we have to pay regular efforts and determination for a long time.result can be seen according to the input.It is said that hasty climbers have a sudden fall.If we want to accomplish a great job quickly,we are definitely led to failures and chaos.in the field of science and technology,many miraculous discoveries and invention have been made.They are the results of the ample time and labour invested for them.The scientist work for a long time to discover the new theory.
the above mentioned proverb clearly exhibits that a great achievement cannot be obtained in a short time.