Ken McLeod is one of the early translators of Tibetan texts to achieve the confidence of his teachers. He is particularly noted for his work with Kalu Rinpoche. The above link reaches an excellent collection of his work and I commend this to everyone's attention.
Here is a sample:
Six Words of Advice from Tilopa
Don't recall.
Don't imagine.
Don't think.
Don't examine.
Don't control.
Rest.