Who said "Language is the bridge between souls."?

This quote is attributed to Wilhelm II.

Language is the bridge between souls. - Wilhelm II

"Language is the bridge between souls."

Wilhelm II

Kaiser, Monarch German 1859–1941

"The fact that I am not always right is something of which I am well aware."

"We have fought this war like sissies and not like men."

"You will find that the the Americans only outwish us."

"I am the German Emperor, and I consider myself an instrument of the Lord."