Read 30 pages of a book every day, you will read 30 books a year.
Save ten rupees per day, you will save ₹ 3650 per year.
Run at least 1 mile every day, 365 miles a year.
Try to improve 1% every day, you will improve 36 times by the end of the year.
Write an answer in Qura every day, it will be 365 ur in a year.
I understand being smart means being efficient, timely and educated enough. So I mentioned these issues. Many may think that my answer is not very similar to the question. But if you think a little cold head, you will understand that I have said the right thing.
The little things we neglect. But by practicing these little things carefully and seriously, we can become more efficient and clever.