Speaking at the three-day symposium organized by Sheikh Zayed University in Khost province, stating that holding such a symposium is useful in the field of science and knowledge, they say that half a century of war in the country and the intellectual and cultural invasion of the West, along with other sectors, also affect science and knowledge.

A recent poll conducted by the Gallup Institute shows that 50% of American citizens consider that sending of troops to Afghanistan after the September 11 incident was a mistake.