Here's why:
* Language Family: Languages within the same family often share similarities in grammar and vocabulary. For example, speakers of Romance languages (Spanish, French, Italian) may find English easier to learn than someone whose native language is Japanese or Korean.
* Learning Style: Some learners are better at memorizing vocabulary, while others are more comfortable with complex grammar. Different languages have different strengths and weaknesses in these areas.
* Motivation and Exposure: The more you are exposed to a language, the easier it becomes. If you're surrounded by English speakers or have strong reasons to learn, you'll likely progress faster than someone who is less motivated.
English is often considered relatively easy for speakers of Germanic languages (Dutch, German, Swedish) due to shared roots. However, it can be quite challenging for speakers of languages with very different grammar structures, like Chinese, Japanese, or Arabic.
Ultimately, the easiest language to learn is the one that best matches your individual needs and learning style.