Tongues Interpretation and Prophecy

Wherefore, brethren, covet to prophesy, and forbid not to speak with tongues. —1 Corinthians 14:39
 
Is everyone supposed to speak in tongues? What are the differences among "new tongues," "other tongues," "kinds of tongues," and "unknown tongues"? Does the gift of prophecy always contain predictions about the future?
Here are answers to the most often asked questions concerning tongues, interpretation, and prophecy. Topics include: The difference between gifts and ministriesThe difference between spiritual gifts and mankind’s talentsThe difference between praying in tongues and speaking in tonguesModern examples of speaking in tonguesWhen to interpret tonguesThe gift of prophecy Don Basham also discusses why so many Spirit-baptized Christians experience only the gift of speaking in tongues and why they do not move on into other gifts.