Why is it apparently the philosopher who is expected to be "easier" and not some scientist or other who is even more inaccessible to the same readers?

Who ever said that one was born just once?

If this work seems so threatening, this is because it isn't simply eccentric or strange, but competent, rigorously argued, and carrying conviction.

If you read philosophical texts of the tradition, you'll notice they almost never said 'I,' and didn't speak in the first person. From Aristotle to Heidegger, they try to consider their own lives as something marginal or accidental. What was essential was their teaching and their thinking. Biography is something empirical and outside, and is considered an accident that isn't necessarily or essentially linked to the philosophical activity or system.

I always dream of a pen that would be a syringe.

Why is it apparently the philosopher who is expected to be "easier" and not some scientist or other who is even more inaccessible to the same readers?

Actually, when I write, there is a feeling of necessity, of something that is stronger than myself that demands that I must write as I write.