Export or copy 5 new idioms from the PDF into a notes app every morning. Your only goal: use those 5 in real conversation or writing before midnight. If you do 5 a day: 5 x 365 = 1,825 idioms per year. You will finish the 10k in 5.5 years. Start today.
Overusing idioms can make writing feel cluttered or confusing. According to Microsoft Life Hacks , clarity should always remain the priority.
Native English speakers use idioms constantly in daily conversations without even realizing it.
"A blessing in disguise" (a good thing that seemed bad at first). Oxford International English Schools 4. Best Practices for Learning and Usage
10,000 is a big number. Don't try to memorize it like a phonebook. Here is the smart strategy: