When they ( scientists ) stop questioning orthodoxy, mankind will have given up the search for truth.
⇑ Translate the sentence above by Google ⇑
Related: questioning
Prev: While such vigilant tracking of cancer is a good thing in general, researchers are increasingly questioning whether all of this testing is necessary for the elderly.
Next: However, few people realize the importance of basic skills. As is shown in the picture, the pupils in the class are questioning the necessity of learning basic skill such as multiplication table.
