“Patience and perseverance are key. Cultivate a spirit of generosity. Find your tribe of collaborators and keep working with them. Trust your gut. Stay true to your vision. Seek mentorship…”
On her advice for Latina playwrights in “Anne García-Romero” https://50playwrights.org/2016/05/06/anne-garcia-romero/ in 50 Playwrights Project (2016 May 6)
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Related quotes

Common Ground News http://www.commongroundnews.org/article.php?id=2316&lan=en&sid=1&sp=0

“Is the perseverance you have in keeping your ideas alive.”
Original: (it) È la costanza che hai nel fare a mantenere in vita le tue idee.
Source: prevale.net

“This world is suchier than we are, and the best thing to do is keep moving and find your keys.”
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When They Come Alive http://www.cavafy.com/poems/content.asp?id=114&cat=1
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“Because - you need moderation for the perseverance in your work!”
(version in original Dutch / origineel citaat van Suze Robertson:) Want - soberheid heb je noodig voor de volhoudendheid in je werk!
Source: 1900 - 1922, Onder de Menschen: Suze Robertson' (1912), p. 29

“The balance you have between drive & patience may be your master key to success.”
26 October 2011 https://twitter.com/gtdguy/status/129326605360316416
Official Twitter profile (@gtdguy) https://twitter.com/gtdguy
“Put your trust in God, but keep your powder dry.”
Popularized by Blacker in the poem "Oliver's Advice", http://books.google.com/books?id=JmEaAQAAIAAJ&dq=%22Oliver%27s+Advice%22+Cromwell&q=%22Oliver%27s+Advice%22+Cromwell#v=snippet&q=%22Oliver's%20Advice%22%20Cromwell&f=false published under the pseudonym Fitz Stewart in The Dublin University Magazine, December 1834, p. 700; where the quote is attributed to Oliver Cromwell (hence the poem's title). The repeated line in the poem is "Put your trust in God, my boys, but keep your powder dry."
Misattributed