The authority of those who teach is often an obstacle to those who want to learn.
Marcus Tullius CiceroIntolerance is itself a form of violence and an obstacle to the growth of a true democratic spirit.
Mahatma GandhiThe Way To Your Palace Was Full Of obstacles But I managed To Reach To Your Heart My Princess.
sami abouzidTo throw obstacles in the way of a complete education is like putting out the eyes.
Elizabeth Cady Stanton