The Pareto principle focus on the 20% that will get you 80% of the results. A lot of times it's really hard for learners to know what is their 20%. So they just watch YouTube and listen to podcasts. You don't have to live in an English speaking country to succeed.
A conversation with Hadar Shemesh, a non-native speaker who has improved her English to a very high level, and who now shares her knowledge and experience with the world through her podcast and YouTube channel. Hadar describes her own experiences of learning English and mastering pronunciation. This episode is all about the voyage of discovery that is learning a language.