It is of interest to note that while some dolphins are reported to have learned English — up to fifty words used in correct context — no human being has been reported to have learned dolphinese. -Carl Sagan, astronomer and writer (1934-1996).
Part of Image:Planetary society.jpg Original caption: “Founding of the Planetary Society Carl Sagan, Bruce Murray and Louis Friedman, the founders of The Planetary Society at the time of signing the papers formally incorporating the organization. The fourth person is Harry Ashmore, an advisor, who greatly helped in the founding of the Society. Ashmore was a Pulitizer Prize winning journalist and leader in the Civil Rights movement in the 1960s and 1970s.” (Photo credit: Wikipedia)