Variant: Life is like a novel. It's filled with suspense. You have no idea what is going to happen until you turn the page.
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Marilyn Monroe 149
American actress, model, and singer 1926–1962Related quotes

Interview with The Financial Times — [Lucy Kellaway, w:Lucy Kellaway, Lunch with the FT: Werner Erhard, The Financial Times, April 28, 2012, http://www.ft.com/intl/cms/s/2/feb214a8-8f88-11e1-98b1-00144feab49a.html#axzz1v4NTTdmJ]

“Life is like a box of Hand grenades, You never know what will blow you to kingdom come”
Source: The Last Don

“You have not lived today until you have done something for someone who can never repay you.”

“You can't hate someone until you know what it might be like to love them.”
Source: Vanishing Acts

“Women are like tea bags. You never know how strong they are until you put them in hot water.”
Another quote often attributed to her without an original source in her writings, as in The Wit and Wisdom of Eleanor Roosevelt (1996), p. 199. But once again archivists have not been able to find the quote in any of her writings, see the comment from Ralph Keyes in The Quote Verifier above.
A very similar remark was attributed to Nancy Reagan, in The Observer (29 March 1981): "A woman is like a teabag — only in hot water do you realize how strong she is."
Variants:
A woman is like a teabag. You never know how strong she is until she gets into hot water.
A woman is like a tea bag, you can not tell how strong she is until you put her in hot water.
A woman is like a tea bag; you can't tell how strong she is and how much to trust her until you put her in hot water.
Disputed