“"Be careful not to dance on the graves of others; as one day, one is sure to fall in".”
Related quotes

“To keep through life the posture of the grave,
While others walk and run and dance and leap.”
Sonnets of the Wingless Hours https://archive.org/details/sonnetswingless01leegoog (1894).

“One half of my life has put the other half in the grave.”
La moitié de ma vie a mis l’autre au tombeau.
Chimène, act III, scene iii.
Le Cid (1636)

"Are chess players intelligent?" Quality Chess Blog (6 October 2010) http://www.qualitychess.co.uk/blog/?p=630

c. 1918; in Aus dem Palau-Tagebuch, 'Das Kunstblatt 2', no. 6, p. 179; as quoted in 'The Revival of Printmaking in Germany', I. K. Rigby; in German Expressionist Prints and Drawings - Essays Vol 1.; published by Museum Associates, Los Angeles County Museum of Art, California & Prestel-Verlag, Germany, 1986, p. 43
1900 - 1920

Tendulkar referring to his passion for cricket as a young player. http://www.cnn.com/2008/WORLD/asiapcf/05/28/ta.tendulkar/index.html#cnnSTCText

“And everything comes to One,
As we dance on, dance on, dance on.”
Once More, the Round," ll. 11-12
The Far Field (1964)
Context: p>And I dance with William Blake
For love, for Love's sake;And everything comes to One,
As we dance on, dance on, dance on.</p